Panasonic P50GT30, Service Manual

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TABLE OF CONTENTS
PAGE PAGE
1 Safety Precautions ----------------------------------------------- 3
1.1. General Guidelines ----------------------------------------3
2 Warning -------------------------------------------------------------- 4
2.1. Prevention of Electrostatic Discharge (ESD)
to Electrostatically Sensitive (ES) Devices ----------4
2.2. About lead free solder (PbF) ----------------------------5
3 Service Navigation ------------------------------------------------ 6
3.1. PCB Layout --------------------------------------------------6
3.2. Applicable signals ------------------------------------------7
4 Specifications ------------------------------------------------------ 8
5 Technical Descriptions ---------------------------------------- 10
5.1. Specification of KEY for DTCP-IP, WMDRM
and Widevine---------------------------------------------- 10
6 Service Mode ----------------------------------------------------- 11
6.1. How to enter into Service Mode ---------------------- 11
6.2. Option - Mirror--------------------------------------------- 13
6.3. Service tool mode ---------------------------------------- 13
6.4. Hotel mode------------------------------------------------- 14
6.5. Data Copy by SD Card --------------------------------- 15
7 Troubleshooting Guide ---------------------------------------- 18
7.1. Check of the IIC bus lines------------------------------ 18
7.2. Power LED Blinking timing chart --------------------- 19
7.3. No Power--------------------------------------------------- 19
7.4. No Picture -------------------------------------------------- 20
7.5. Local screen failure -------------------------------------- 21
8 Service Fixture & Tools --------------------------------------- 22
8.1. SC jig -------------------------------------------------------- 22
9 Disassembly and Assembly Instructions --------------- 23
9.1. Remove the Rear cover -------------------------------- 23
9.2. Remove the AC inlet ------------------------------------ 23
9.3. Remove the P(MAIN)-Board -------------------------- 23
9.4. Remove the P(SUB)-Board---------------------------- 23
9.5. Remove the Terminal covers and the shield
metals ------------------------------------------------------- 24
9.6. Remove the A-Board ------------------------------------ 24
9.7. Remove the Side unit assy ---------------------------- 24
9.8. Remove the SU-Board---------------------------------- 25
9.9. Remove the SD-Board---------------------------------- 25
9.10. Remove the SC-Board---------------------------------- 25
9.11. Remove the SS-Board ---------------------------------- 26
9.12. Remove the SS2-Board -------------------------------- 26
9.13. Remove the Fan------------------------------------------ 26
9.14. Remove the Speakers ---------------------------------- 26
9.15. Remove the Stand bracket----------------------------- 27
9.16. Remove the K-Board ------------------------------------ 27
9.17. Remove the S-Board ------------------------------------ 27
9.18. Remove the V-Board ------------------------------------ 27
9.19. Remove the Bottom cabinet assy-------------------- 27
9.20. Remove the Plasma panel section from the
Cabinet assy. ---------------------------------------------- 28
9.21. Remove the Contact metals --------------------------- 28
9.22. Remove the C1-Board ---------------------------------- 28
9.23. Remove the C2-Board ---------------------------------- 28
9.24. Remove the C3-Board ---------------------------------- 29
9.25. Replace the Plasma panel ----------------------------- 29
10 Measurements and Adjustments -------------------------- 30
10.1. Adjustment ------------------------------------------------- 30
11 Block Diagram --------------------------------------------------- 35
11.1. Main Block Diagram------------------------------------- 35
11.2. Block (1/4) Diagram ------------------------------------ 36
11.3. Block (2/4) Diagram------------------------------------- 37
11.4. Block (3/4) Diagram------------------------------------- 38
11.5. Block (4/4) Diagram------------------------------------- 39
12 Wiring Connection Diagram -------------------------------- 41
12.1. Caution statement. -------------------------------------- 41
12.2. Wiring (1) -------------------------------------------------- 41
12.3. Wiring (2) -------------------------------------------------- 41
12.4. Wiring (3) -------------------------------------------------- 42
12.5. Wiring (4) -------------------------------------------------- 43
12.6. Wiring (5) -------------------------------------------------- 44
12.7. Wiring (6) -------------------------------------------------- 45
12.8. Wiring (7) -------------------------------------------------- 46
13 Schematic Diagram
14 Printed Circuit Board
15 Exploded View